DE2741231C2 - - Google Patents

Info

Publication number
DE2741231C2
DE2741231C2 DE2741231A DE2741231A DE2741231C2 DE 2741231 C2 DE2741231 C2 DE 2741231C2 DE 2741231 A DE2741231 A DE 2741231A DE 2741231 A DE2741231 A DE 2741231A DE 2741231 C2 DE2741231 C2 DE 2741231C2
Authority
DE
Germany
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
DE2741231A
Other languages
German (de)
Other versions
DE2741231A1 (en
Inventor
Yoichiro Bethesda Md. Us Ito
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
THE UNITED STATES OF AMERICA, REPRESENTED BY THE S
Original Assignee
Yoichiro Bethesda Md. Us Ito
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Yoichiro Bethesda Md. Us Ito filed Critical Yoichiro Bethesda Md. Us Ito
Publication of DE2741231A1 publication Critical patent/DE2741231A1/en
Application granted granted Critical
Publication of DE2741231C2 publication Critical patent/DE2741231C2/de
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G01N30/02—Column chromatography
    • G01N30/26—Conditioning of the fluid carrier; Flow patterns
    • G01N30/38—Flow patterns
    • G01N30/42—Flow patterns using counter-current

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
  • Extraction Or Liquid Replacement (AREA)
DE19772741231 1976-09-29 1977-09-13 METHOD AND DEVICE FOR CONTINUOUS COUNTERCURRENT CHROMATOGRAPHY Granted DE2741231A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/727,864 US4051025A (en) 1976-09-29 1976-09-29 Preparative countercurrent chromatography with a slowly rotating helical tube array

Publications (2)

Publication Number Publication Date
DE2741231A1 DE2741231A1 (en) 1978-04-06
DE2741231C2 true DE2741231C2 (en) 1987-02-26

Family

ID=24924390

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19772741231 Granted DE2741231A1 (en) 1976-09-29 1977-09-13 METHOD AND DEVICE FOR CONTINUOUS COUNTERCURRENT CHROMATOGRAPHY

Country Status (6)

Country Link
US (1) US4051025A (en)
JP (1) JPS5811023B2 (en)
DE (1) DE2741231A1 (en)
FR (1) FR2366565A1 (en)
GB (1) GB1553005A (en)
SE (1) SE425053B (en)

Families Citing this family (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4151089A (en) * 1978-05-17 1979-04-24 The United States Of America As Represented By The Secretary Of The Department Of Health, Education And Welfare Device for high efficiency continuous countercurrent extraction using a rotating helical tube
US4228950A (en) * 1978-12-04 1980-10-21 The United States Of America As Represented By The Department Of Health, Education And Welfare Horizontal flow-through coil planet centrifuge
US4228009A (en) * 1979-06-04 1980-10-14 The United States Of America As Represented By The Department Of Health, Education And Welfare Toroidal coil planet centrifuge
US4277017A (en) * 1979-10-11 1981-07-07 The United States Of America As Represented By The Department Of Health, Education And Welfare Gear drive for seal-less counter current chromatography
US4422941A (en) * 1980-09-08 1983-12-27 University Of Pittsburgh Apparatus for liquid-solid column centrifugation chromatography and method
US4321138A (en) * 1981-02-02 1982-03-23 The United States Of America As Represented By The Department Of Health And Human Services Method and apparatus for preparative countercurrent chromatography employing a rotating column assembly
ATE39321T1 (en) * 1982-08-14 1989-01-15 Utzinger Gustav E LIQUID SPRAYING DEVICE.
JPS5962312A (en) * 1982-09-30 1984-04-09 Sanki Eng Kk Method and device for refining physiologically active natural organic compound
US4532039A (en) * 1983-03-14 1985-07-30 The United States Of America As Represented By The Secretary Of The Department Of Health And Human Services Multi-layer coil assembly coaxially mounted around the rotary axis for preparatory countercurrent chromatography
US4551251A (en) * 1984-03-06 1985-11-05 The United States Of America As Represented By The Department Of Health And Human Services Monolithic integrated flow circuit
US4720462A (en) * 1985-11-05 1988-01-19 Robert Rosenson Culture system for the culture of solid tissue masses and method of using the same
US4714554A (en) * 1986-10-03 1987-12-22 The United States Of America As Represented By The Department Of Health And Human Services Cross-axis synchronous flow-through coil planet centrifuge free of rotary seals: apparatus and method for performing countercurrent chromatography
US4792395A (en) * 1987-08-14 1988-12-20 Lee David Y W High speed countercurrent centrifuge for removal attachment of chromatographic columns thereto, and chromatographic column for the same
US4968428A (en) * 1987-11-13 1990-11-06 Sanki Engineering, Ltd. Centrifugal counter-current distribution chromatography
US4877523A (en) * 1987-11-13 1989-10-31 Sanki Engineering, Ltd. Centrifugal counter-current distribution chromatography
US5169521A (en) * 1989-12-13 1992-12-08 The United States Of America As Represented By The Department Of Health And Human Services Apparatus for countercurrent chromatography separations
AU6956091A (en) * 1989-12-13 1991-07-18 United States of America, as represented by the Secretary, U.S. Department of Commerce, The Improved apparatus for countercurrent chromatography separations and stable methods for monitoring the effluent thereof
US5104531A (en) * 1990-02-26 1992-04-14 The United States Of America As Represented By The Department Of Health And Human Services Cross-axis synchronous flow through coil planet centrifuge for large scale preparative countercurrent chromatography
US5354473A (en) * 1992-09-18 1994-10-11 The United States Of America As Represented By The Departent Of Health And Human Services Method for concentrating a solute by countercurrent chromatography
DE10028611A1 (en) * 2000-06-09 2001-12-20 Pika Weihenstephan Gmbh Phase separation using food-grade dye, for use in e.g. in extraction of nucleic acid, comprises staining one phase selectively, to facilitate separation
FR2852104B1 (en) * 2003-03-06 2005-05-13 Partus Technologies ROTATING DEVICE FOR CENTRIFUGAL SHARING CHROMATOGRAPH
FR2856933B1 (en) * 2003-07-02 2005-08-19 Inst Francais Du Petrole METHOD AND DEVICE FOR SEPARATING LIQUID CHARGE COMPONENTS BY CENTRIFUGAL LIQUID-LIQUID CHROMATOGRAPHY
GB2428394B (en) * 2004-03-05 2008-11-19 Waters Investments Ltd A device for holding a column or cartridge in proximity to a detector and methods of using the same
DE102006028129B4 (en) * 2006-06-15 2008-07-03 Nikolaus Stephan Pfeiffer Continuous counter-current chromatography plant
US8062898B2 (en) * 2006-10-20 2011-11-22 The Board Of Trustees Of The University Of Illinois Selection and rational development of solvent systems in counter-current chromatograph
US8175817B2 (en) * 2007-01-03 2012-05-08 The Board Of Trustees Of The University Of Illinois Reciprocal symmetry plots as a new representation of countercurrent chromatograms
GB2446129B (en) * 2007-02-02 2009-06-10 Dynamic Extractions Ltd Non-synchronous drive for centrifuges
CA3149293C (en) * 2008-09-23 2023-09-12 Bio-Rad Laboratories, Inc. Droplet-based assay system
US10512910B2 (en) 2008-09-23 2019-12-24 Bio-Rad Laboratories, Inc. Droplet-based analysis method
US8709762B2 (en) 2010-03-02 2014-04-29 Bio-Rad Laboratories, Inc. System for hot-start amplification via a multiple emulsion
US8951939B2 (en) 2011-07-12 2015-02-10 Bio-Rad Laboratories, Inc. Digital assays with multiplexed detection of two or more targets in the same optical channel
US9132394B2 (en) 2008-09-23 2015-09-15 Bio-Rad Laboratories, Inc. System for detection of spaced droplets
US11130128B2 (en) 2008-09-23 2021-09-28 Bio-Rad Laboratories, Inc. Detection method for a target nucleic acid
US9492797B2 (en) 2008-09-23 2016-11-15 Bio-Rad Laboratories, Inc. System for detection of spaced droplets
US9417190B2 (en) 2008-09-23 2016-08-16 Bio-Rad Laboratories, Inc. Calibrations and controls for droplet-based assays
US9764322B2 (en) 2008-09-23 2017-09-19 Bio-Rad Laboratories, Inc. System for generating droplets with pressure monitoring
US9156010B2 (en) 2008-09-23 2015-10-13 Bio-Rad Laboratories, Inc. Droplet-based assay system
WO2011120020A1 (en) 2010-03-25 2011-09-29 Quantalife, Inc. Droplet transport system for detection
US8633015B2 (en) 2008-09-23 2014-01-21 Bio-Rad Laboratories, Inc. Flow-based thermocycling system with thermoelectric cooler
EP2940153B1 (en) 2009-09-02 2020-05-13 Bio-Rad Laboratories, Inc. System for mixing fluids by coalescence of multiple emulsions
US8399198B2 (en) 2010-03-02 2013-03-19 Bio-Rad Laboratories, Inc. Assays with droplets transformed into capsules
EP2550528B1 (en) 2010-03-25 2019-09-11 Bio-Rad Laboratories, Inc. Droplet generation for droplet-based assays
EP2550351A4 (en) 2010-03-25 2014-07-09 Quantalife Inc Detection system for droplet-based assays
CA3140602C (en) 2010-11-01 2023-10-03 Bio-Rad Laboratories, Inc. System for forming emulsions
AU2012231098B2 (en) 2011-03-18 2016-09-29 Bio-Rad Laboratories, Inc. Multiplexed digital assays with combinatorial use of signals
WO2013019751A1 (en) 2011-07-29 2013-02-07 Bio-Rad Laboratories, Inc., Library characterization by digital assay
WO2013155531A2 (en) 2012-04-13 2013-10-17 Bio-Rad Laboratories, Inc. Sample holder with a well having a wicking promoter
CN108367256B (en) * 2015-09-22 2022-02-25 怀亚特技术公司 Method and apparatus for measuring multiple signals from a liquid sample
US10675558B2 (en) 2016-04-20 2020-06-09 The Hong Kong University Of Science And Technology Dispersed mobile-phase countercurrent chromatography
CN107812394B (en) * 2017-10-24 2020-04-14 湖北民族大学 Extraction device for effective components of medicinal plants

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3038326A (en) * 1958-06-02 1962-06-12 Phillips Petroleum Co Chromatographic analyzer
US3617557A (en) * 1968-10-15 1971-11-02 Reeve Angel & Co Ltd H Preparative separation of fluid samples
JPS4925239A (en) * 1972-06-30 1974-03-06
US3775309A (en) * 1972-07-27 1973-11-27 Department Of Health Education Countercurrent chromatography with flow-through coil planet centrifuge
JPS4979596A (en) * 1972-12-06 1974-08-01
US3856669A (en) * 1973-07-02 1974-12-24 Department Of Health Education Elution centrifuge-apparatus and method

Also Published As

Publication number Publication date
JPS5383683A (en) 1978-07-24
US4051025A (en) 1977-09-27
GB1553005A (en) 1979-09-19
JPS5811023B2 (en) 1983-03-01
SE425053B (en) 1982-08-30
SE7710004L (en) 1978-03-30
FR2366565B1 (en) 1983-07-22
FR2366565A1 (en) 1978-04-28
DE2741231A1 (en) 1978-04-06

Similar Documents

Publication Publication Date Title
DE2741231C2 (en)
FR2342551B1 (en)
FR2346715B1 (en)
JPS5530945B2 (en)
JPS5651488B2 (en)
JPS52117754U (en)
JPS538462U (en)
JPS5292473U (en)
DK142811C (en)
JPS5358922U (en)
JPS52130017U (en)
JPS52170701U (en)
JPS52104549U (en)
JPS5318724U (en)
JPS534758U (en)
CS177783B1 (en)
CS177799B1 (en)
CS178370B1 (en)
JPS536297U (en)
JPS5383745U (en)
CS175527B1 (en)
DD125383A1 (en)
DD123680A1 (en)
DD125727A1 (en)
DD126167A1 (en)

Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: THE UNITED STATES OF AMERICA, REPRESENTED BY THE S

8328 Change in the person/name/address of the agent

Free format text: TIEDTKE, H., DIPL.-ING. BUEHLING, G., DIPL.-CHEM. KINNE, R., DIPL.-ING. GRUPE, P., DIPL.-ING. PELLMANN, H., DIPL.-ING. GRAMS, K., DIPL.-ING. STRUIF, B., DIPL.-CHEM. DR.RER.NAT. WINTER, K., DIPL.-ING. ROTH, R., DIPL.-ING., PAT.-ANW., 8000 MUENCHEN

8381 Inventor (new situation)

Free format text: ITO, YOICHIRO, BETHESDA, MD., US